Home / 88,213.01-121,753.22-54,250.73

Finding the Fourth Proportional to 88,213.01, 121,753.22 and 54,250.73

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Solution

The fourth proportional to 88,213.01, 121,753.22 and 54,250.73 is: 74,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,213.01 : 121,753.22 = 54,250.73 : x
  2. Step 2: Convert to fraction form
    88,213.01/121,753.22 = 54,250.73/x
  3. Step 3: Cross multiply
    88,213.01x = 121,753.22 × 54,250.73
  4. Step 4: Simplify right side
    88,213.01x = 6,605,201,064.85
  5. Step 5: Solve for x
    x = 6,605,201,064.85/88,213.01
  6. Step 6: Final answer
    x = 74,877.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.